package cn.edu.scau.disk.utils;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;


@Component
public class SpringContextHelper implements ApplicationContextAware {

    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringContextHelper.applicationContext = applicationContext;
    }

    public static Object getBean(String name) { return applicationContext.getBean(name); }
    public static <T> T getBean(Class<T> tClass) { return applicationContext.getBean(tClass); }
    public static <T> T getBean(String name, Class<T> tClass) { return applicationContext.getBean(name, tClass); }
    public static Boolean containsBean(String name) { return applicationContext.containsBean(name); }
    public static Boolean isSingleton(String name) { return applicationContext.isSingleton(name); }
    public static Class<?> getType(String name) { return applicationContext.getType(name); }
}
